Expansion joint



FIG. 1 is a perspective view of an expansion joint showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a perspective view of a second embodiment of the design of FIG. 1;

FIG. 5 is a side elevational view of FIG. 4. 

The ornamental design for an expansion joint, as shown and described. 